package com.example;


import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;

@WebServlet("/hello2")
public class HelloServlet2 extends HttpServlet {

    @Override
    protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
//        super.doGet(req, resp);
        //域对象 ServletContext  Session Request Page
        req.setAttribute("username","niuniu");
        //请求转发jsp页面
        req.getRequestDispatcher("/WEB-INF/jsp/hello2.jsp").forward(req,resp);
   }
}
